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Completed

NCT Number: NCT02912715

BIOLUX P-IV CHINA ( BIOTRONIK )

Prospective, multi-center, non-randomized clinical trial with follow-up investigations at 1, 6 and 12 months. To confirm safety and efficacy of Passeo-18 Lux DCB in new and non-stented re-stenotic lesions in the superficial femoral artery (SFA) and proximal popliteal artery (PPA) in a Chinese patient population.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Fudan University affiliated Zhongshan Hospital

Shanghai, Shanghai Municipality, 200032, China

About this study

A prospective, multi-centre, non-randomized clinical trial with follow-up investigations at 1, 6 and 12 months. Approximately 158 subjects will be enrolled at 15 Chinese study sites. To confirm the safety and efficacy of the Passeo-18 Lux DCB for the interventional treatment of new and non-stented re-stenotic lesions in the superficial femoral artery (SFA) and proximal popliteal artery (PPA) in a Chinese patient population.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Age ≥ 18 years.
  • Subject with documented diagnosis of peripheral arterial disease (PAD) classified as Rutherford class 2-3-4 in the superficial femoral artery (SFA) and/or proximal popliteal artery (PPA) above the knee, located in the arterial segment starting at least 1 cm beyond the common femoral artery (CFA) bifurcation between the superficial and profunda femoris arteries (proximal anatomical landmark) to the distal P1 segment of the popliteal artery at the level of the proximal edge of the patella (distal anatomical landmark).
  • Subject able to walk without assistive devices (e.g. walker, cane).
  • Female subjects of childbearing potential must have a negative pregnancy test ≤ 7 days before index procedure; Both male and female subjects are willing to use a reliable method of birth control for the duration of the study or must have documented adequate birth control.
  • Signed and dated Patient Informed Consent (PIC) form.
  • Subject understands and accepts the duration of the study and is able and willing to comply with all requirements, including follow-up visits and evaluations.
  • Life expectancy, in the Investigator's opinion, of at least 12 months.
  • Target lesion consists of a de novo or non-stented restenotic lesion with a ≥70% diameter stenosis.
  • Lesion length≤ 200 mm.
  • Reference vessel diameter ≥ 2 mm and ≤ 7 mm by visual estimate.
  • Subject with ipsilateral/contralateral iliac disease that requires treatment during the index procedure can be included if treatment is successful (angiographic evidence of stenosis <30%). Iliac disease should be treated firstly by marketed devices excluding drug eluted stent and drug coated balloon.
  • Angiographic evidence of adequate distal run-off to the foot (at least one native calf vessel [posterior tibial, anterior tibial, or peroneal arteries] is patent, defined as < 50% diameter stenosis).

Exclusion criteria

  • Stroke or STEMI within 3 months prior to index procedure.
  • Either local or systemic thrombolytic therapy within 48 hours prior to index procedure.
  • Inability to tolerate oral anticoagulation therapy (blood thinners such as warfarin) while on concomitant dual antiplatelet therapy (DAPT).
  • Known allergies or sensitivities to heparin, aspirin (ASA), other anticoagulant/anti-platelet therapies, and/or paclitaxel or an allergy to contrast media that cannot be adequately pre-treated prior to the index procedure.
  • Breastfeeding women.
  • Chronic renal insufficiency with serum creatinine > 2.5 mg/dL within 14 days prior to index procedure.
  • White blood cell count (WBC) < 3,000 cells/mm3 within 14 days prior to index procedure.
  • Platelet count < 80,000 cells/mm3 or > 700,000 cells/mm3 within 14 days prior to index procedure.
  • Known or suspected active systemic infection evidenced by WBC > 14.0 (14000/mm3) within 14 days prior to index procedure.
  • Diagnosed with bleeding diatheses or hypercoagulable state.
  • Subject is enrolled in any investigational device, drug or biologic study.
  • Any major (e.g., cardiac. peripheral, abdominal) surgical procedure or planned intervention performed within 30 days prior to the index procedure.
  • Any major (e.g., cardiac. peripheral, abdominal) elective procedure or intervention within 30 days post index procedure.
  • Target lesion known in advance of enrollment to require treatment with alternative therapy such as (drug-eluting) stent, laser, atherectomy, cryoplasty, re-entry devices, cutting/scoring balloon, brachytherapy. Use of embolic protection devices is also prohibited.
  • Contralateral SFA/PPA disease requiring treatment in the same setting as index procedure.
  • Presence of additional lesions in the target vessel that require treatment during index procedure but do not meet the inclusion criteria.
  • Complete occlusion lesion> 100mm.
  • Target lesion is an in-stent or post-DCB restenosis or has been previously treated with bypass surgery.
  • Lesion within or adjacent to an aneurysm.
  • Acute or sub-acute thrombus in the target vessel.
  • Angiographic evidence of severe calcification.
  • Failure to successfully cross the target lesion with a guide wire.
  • Pre-dilation resulted in a major (≥ Grade D) flow-limiting dissection (observed on 2 orthogonal views) or residual stenosis > 70% or translesional peak gradient > 10mm Hg.

Treatment and study plan

Paclitaxel releasing angioplasty balloon

Device

Paclitaxel releasing angioplasty balloon catheter is advanced through an introducer sheath and tracked over the wire until reaching the target lesion. The balloon can be precisely positioned by means of the radiopaque markers crimped on the inner shaft of the catheter. The catheter is dilated up to its intended diameter by inflating the balloon with a solution containing contrast media, causing a compression of the arterial plaque against the inner lining of the arterial wall and improving blood flow. After balloon inflation, the drug-carrier adheres to the arterial wall and facilitates the drug release to surrounding tissue. As there is no need for sustained release of Paclitaxel after the inflation, the drug carrier dissolves rapidly.

Primary outcomes

  1. Major Adverse Events

    Time frame: 12 months

    a composite of device- and procedure-related mortality, major target limb amputation and clinically-driven target lesion revascularization(TLR) within 12-months post-initial procedure.

Secondary outcomes

  1. Death of any cause

    Time frame: 30 days, 6 and 12 months

    the all-cause mortality of subjects at 30 days, 6 months and 12 months after index procedure

  2. Target lesion revascularization

    Time frame: 30 days, 6 and 12 months

    TLR,Target lesion revascularization.In the subjects experiencing target lesion revascularization, the two revascularizations were both judged as clinically driven target lesion revascularization.

  3. Clinically-driven target lesion revascularization

    Time frame: 30 days, 6 and 12 months

    Defined as any re-intervention at the target lesion due to symptoms or drop of ABI/TBI of≥20% or >0.15 when compared to post-procedure baseline ABI/TBI(Ankle Brachial Index/Toe Brachial Index). Clinically driven TLR will be adjudicated by an independent Clinical Event Committee

  4. Target vessel revascularization

    Time frame: 30 days, 6 and 12 months

    TVR,Target vessel revascularization.The target vessel revascularization of subjects at 30 days, 6 months, and 12 months after index procedure.Defined as any re-intervention at the target vessel due to symptoms or drop of ABI/TBI of≥20% or >0.15 when compared to post-procedure baseline ABI/TBI. Clinically driven TVR will be adjudicated by an independent Clinical Event Committee

  5. Clinically-driven target vessel revascularization

    Time frame: 30 days, 6 and 12 months

    Defined as any re-intervention at the target vessel due to symptoms or drop of ABI/TBI of≥20% or >0.15 when compared to post-procedure baseline ABI/TBI. Clinically driven TVR will be adjudicated by an independent Clinical Event Committee

  6. Major target limb amputation

    Time frame: 30 days, 6 and 12 months

    Surgical removal of tissue within the affected limb.

    • Above-knee amputation: amputation at a point above the knee
    • Below-knee amputation: amputation at a point below the knee
  7. Thrombosis at the target lesion site

    Time frame: 30 days, 6 and 12 months

    Rapidly developing into total occlusion due to thrombosis confirmed by sudden onset of symptoms and recorded by Doppler ultrasound and/or angiography. Thrombosis can be classified as acute (<1 day), subacute (1-30 days) and late (> 30 days).

  8. Primary sustained clinical improvement

    Time frame: 6 and 12 months

    Primary sustained clinical improvement at 6 months and 12 months after index procedure is defined as sustained upward shift of at least 1 category on Rutherford classification as compared to baseline without further endovascular or surgical revascularization procedure(s) at target lesion.

  9. Secondary sustained clinical improvement

    Time frame: 6 and 12 months

    Secondary sustained clinical improvement at 6 months and 12 months after surgery defined as sustained upward shift of at least 1 category on Rutherford classification as compared to baseline including further endovascular or surgical revascularization procedures at target lesion.

  10. Duplex-defined binary restenosis (PSVR > 2.4) of the target lesion

    Time frame: 6 and 12 months

    Binary restenosis of the target lesion determined by Duplex ultrasound at the time of re-intervention before 6 months and 12 months after index procedure or any prescheduled time point was judged by PSVR > 2.4.

  11. Walking capacity assessment by Walking Impairment Questionnaire

    Time frame: at baseline, 30 days, 6 and 12 months

    Changes in walking ability assessed with the Walking Impairment Questionnaire (WIQ) at baseline, 30 days, 6 months, and 12 months after index procedure.

  12. Walking distance as assessed by 6 Minute Walk Test

    Time frame: at baseline, 30 days, 6 and 12 months

    Changes in the walking distance assessed with the 6-minute walking test (6MWT) at baseline, 30 days, 6 months, and 12 months after index procedure.

  13. Quality of life assessment by EuroQol Five Dimensions(EQ5D) questionnaire

    Time frame: at baseline, 30 days, 6 and 12 months

    Changes in quality of life assessed with the EQ5D questionnaire at baseline, 30 days, 6 months, and 12 months after index procedure.

  14. Device success

    Time frame: during the procedure

    Device success referred to the intact investigational device successfully performing delivery, balloon inflation, deflation, and withdrawal without bursting below the rated burst pressure (RBP).

  15. Procedural success

    Time frame: during the procedure

    Procedural success referred to residual stenosis ≤ 50% (for subjects without stent) or ≤ 30% (for subjects with stent) as accessed by the core laboratory.

  16. Clinical success

    Time frame: during the hospitalization

    Clinical success, defined as procedural success without procedural complications (death, major target limb amputation, thrombosis of the target lesion, or TVR) prior to discharge.

Sponsors and collaborators

Lead sponsor

Biotronik (Beijing) Medical Device Ltd.

Industry

Registry information

Official study title

Prospective, Multi-center, Non-randomized Clinical Trial of Passeo-18 Lux Drug Coated Balloon(DCB) in New and Non-stented Re-stenotic Lesions in the Superficial Femoral Artery (SFA) and Proximal Popliteal Artery (PPA) in a Chinese Patient Population

Important dates

Study start
2016
Primary completion
2020
Study completion
2020
First posted
Sep 23, 2016
Registry last updated
Aug 21, 2023

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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